{"doi":"10.1039/d2ra00230b","title":"PNA microprobe for label-free detection of expanded trinucleotide repeats","abstract":"We present a PNA microprobe sensing platform to detect trinucleotide repeat mutation by electrochemical impedance spectroscopy. The microprobe platform discriminated Huntington's disease-associated CAG repeats in cell-derived total RNA with S/N 1 : 3. This sensitive, label-free, and PCR-free detection strategy may be employed in the future to develop biosensing platforms for the detection of a plethora of repeat expansion disorders.","journal":"RSC Advances","year":2022,"id":286187,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":4,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.955,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2022-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":965538,"name":"Grace Durocher","orcid":null,"position":1,"is_corresponding":false},{"id":306947,"name":"Kizito‐Tshitoko Tshilenge","orcid":"0000-0001-9151-2391","position":2,"is_corresponding":false},{"id":965539,"name":"Tanimul Alam","orcid":null,"position":3,"is_corresponding":false},{"id":90294,"name":"Lisa Ellerby","orcid":"0000-0002-9050-7977","position":4,"is_corresponding":false},{"id":399393,"name":"Mohtashim H. Shamsi","orcid":"0000-0002-5463-811X","position":5,"is_corresponding":false},{"id":399390,"name":"Narges Asefifeyzabadi","orcid":"0000-0001-7134-428X","position":0,"is_corresponding":true}],"reference_count":36,"raw_metadata":null,"created_at":"2026-07-19T00:29:48.841035Z","pmid":"35424746","pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}